思想掠过我的心上，如一群野鹘飞过天空。我听见它们鼓翼之声了。
Thoughts pass in my mind like flocks of lucks in the sky.I hear the voice of their wings .
自然和历史是地理知识的两个重要来源。
风险管理的核心在于预防和预警。
Anyone who recovers from an addiction has my respect.
Only with the dual drive of technology and management can high-quality enterprise development be achieved.